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Comparing deliantra/server/include/client.h (file contents):
Revision 1.63 by root, Tue Jul 24 04:55:34 2007 UTC vs.
Revision 1.111 by root, Sun Nov 11 04:29:11 2012 UTC

1/* 1/*
2 * This file is part of Crossfire TRT, the Roguelike Realtime MORPG. 2 * This file is part of Deliantra, the Roguelike Realtime MMORPG.
3 * 3 *
4 * Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Crossfire TRT team 4 * Copyright (©) 2005,2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5 * Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team
6 * Copyright (©) 1992,2007 Frank Tore Johansen
7 * 5 *
8 * Crossfire TRT is free software: you can redistribute it and/or modify 6 * Deliantra is free software: you can redistribute it and/or modify it under
9 * it under the terms of the GNU General Public License as published by 7 * the terms of the Affero GNU General Public License as published by the
10 * the Free Software Foundation, either version 3 of the License, or 8 * Free Software Foundation, either version 3 of the License, or (at your
11 * (at your option) any later version. 9 * option) any later version.
12 * 10 *
13 * This program is distributed in the hope that it will be useful, 11 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details. 14 * GNU General Public License for more details.
17 * 15 *
18 * You should have received a copy of the GNU General Public License 16 * You should have received a copy of the Affero GNU General Public License
19 * along with this program. If not, see <http://www.gnu.org/licenses/>. 17 * and the GNU General Public License along with this program. If not, see
18 * <http://www.gnu.org/licenses/>.
20 * 19 *
21 * The authors can be reached via e-mail to <crossfire@schmorp.de> 20 * The authors can be reached via e-mail to <support@deliantra.net>
22 */ 21 */
23 22
24#ifndef CLIENT_H 23#ifndef CLIENT_H
25#define CLIENT_H 24#define CLIENT_H
26 25
27#include <deque> 26#if HAVE_TCP_INFO
28#include <bitset> 27# include <netinet/tcp.h>
29#include <tr1/unordered_set> 28#else
29 struct tcp_info {
30 // dummy
31 int tcpi_state;
32 int tcpi_ca_state;
33 int tcpi_retransmits;
34 int tcpi_probes;
35 int tcpi_backoff;
36 int tcpi_options;
37 int tcpi_snd_wscale;
38 int tcpi_rcv_wscale;
39 int tcpi_rto;
40 int tcpi_ato;
41 int tcpi_snd_mss;
42 int tcpi_rcv_mss;
43 int tcpi_unacked;
44 int tcpi_sacked;
45 int tcpi_lost;
46 int tcpi_retrans;
47 int tcpi_fackets;
48 int tcpi_last_data_sent;
49 int tcpi_last_ack_sent;
50 int tcpi_last_data_recv;
51 int tcpi_last_ack_recv;
52 int tcpi_pmtu;
53 int tcpi_rcv_ssthresh;
54 int tcpi_rtt;
55 int tcpi_rttvar;
56 int tcpi_snd_ssthresh;
57 int tcpi_snd_cwnd;
58 int tcpi_advmss;
59 int tcpi_reordering;
60 };
61#endif
62
63//+GPL
30 64
31// (possibly) max. number of objects "per page" in the ground container 65// (possibly) max. number of objects "per page" in the ground container
32#define FLOORBOX_PAGESIZE 50 66#define FLOORBOX_PAGESIZE 50
33 67
34struct MapCell 68struct MapCell
35{ 69{
36 tag_t player; // this is, unfortunately, very wasteful of memory space, but pretty bandwidth-efficient 70 tag_t player; // this is, unfortunately, very wasteful of memory space, but pretty bandwidth-efficient
37 int count; /* This is really darkness in the map1 command */ 71 int count; /* This is really darkness in the map1 command */
38 faceidx faces[MAP_LAYERS]; 72 faceidx faces[MAP_LAYERS];
39 unsigned char stat_hp; // health of something in this space, or 0 73 unsigned char stat_hp; // health of something in this space, or 0
40 unsigned char flags; 74 unsigned char flags;
41 uint8_t smooth[MAP_LAYERS]; 75 uint8_t smooth[MAP_LAYERS];
… …
54 88
55struct statsinfo 89struct statsinfo
56{ 90{
57 char *range, *title; 91 char *range, *title;
58}; 92};
59
60/* This contains basic information on the socket structure. status is its
61 * current state. we set up our on buffers for sending/receiving, so we can
62 * handle some higher level functions. fd is the actual file descriptor we
63 * are using.
64 */
65
66/* Only one map mode can actually be used, so lets make it a switch
67 * instead of having a bunch of different fields that needed to
68 * get toggled.
69 */
70enum { Map0Cmd = 0, Map1Cmd = 1, Map1aCmd = 2 };
71 93
72// states the socket can be in 94// states the socket can be in
73enum { 95enum {
74 ST_DEAD, // socket is dead 96 ST_DEAD, // socket is dead
75 ST_SETUP, // initial handshake / setup / login 97 ST_SETUP, // initial handshake / setup / login
… …
85 PF_PLAYING = 0x02, // must be in playing state 107 PF_PLAYING = 0x02, // must be in playing state
86 PF_COMMAND0 = 0x04, // command starts at offset 0 108 PF_COMMAND0 = 0x04, // command starts at offset 0
87 PF_COMMAND6 = 0x08, // command starts at offset 6 109 PF_COMMAND6 = 0x08, // command starts at offset 6
88}; 110};
89 111
90// face type.s bit 0 means "has meta info prepended" 112// face types. bit 0 means "has meta info prepended"
91enum { 113enum {
92 FT_FACE = 0 * 2 + 0, // faces (images) 114 FT_FACE = 0 * 2 + 0, // faces (images)
93 FT_MUSIC = 1 * 2 + 1, // background music 115 FT_MUSIC = 1 * 2 + 1, // background music
94 FT_SOUND = 2 * 2 + 1, // effects 116 FT_SOUND = 2 * 2 + 1, // effects
95 FT_RSRC = 3 * 2 + 0, // generic data files 117 FT_RSRC = 3 * 2 + 0, // generic data files
… …
107{ 129{
108 tstamp stamp; 130 tstamp stamp;
109 const packet_type *handler; 131 const packet_type *handler;
110 char *data; 132 char *data;
111 int datalen; 133 int datalen;
112
113 ~command ()
114 {
115 sfree<char> (data, datalen + 1);
116 }
117}; 134};
135
136//-GPL
118 137
119/* how many times we are allowed to give the wrong password before being kicked. */ 138/* how many times we are allowed to give the wrong password before being kicked. */
120#define MAX_PASSWORD_FAILURES 5 139#define MAX_PASSWORD_FAILURES 5
121 140
141/* This contains basic information on the socket connection. status is its
142 * current state. we set up our on buffers for sending/receiving, so we can
143 * handle some higher level functions. fd is the actual file descriptor we
144 * are using.
145 */
122INTERFACE_CLASS (client) // should become player when newsocket is a baseclass of player 146INTERFACE_CLASS (client) // should become player when newsocket is a baseclass of player
123struct client : zero_initialised, attachable 147struct client : zero_initialised, attachable
124{ 148{
125 int ACC (RW, fd); 149 int ACC (RW, fd);
126 unsigned int inbuf_len; // number of bytes valid in inbuf 150 unsigned int inbuf_len; // number of bytes valid in inbuf
127 statsinfo stats; 151 statsinfo stats;
128 object_vector_index ACC (RO, active); 152 object_vector_index ACC (RO, active);
129 player_ptr ACC (RO, pl); 153 player_ptr ACC (RO, pl);
130
131 /* The following is the setup for a ring buffer for storing output
132 * data that the OS can't handle right away.
133 */
134 struct
135 {
136 char data[SOCKETBUFSIZE];
137 int start;
138 int len;
139 } outputbuffer;
140 154
141 char *ACC (RW, host); /* Which host it is connected from (ip address) */ 155 char *ACC (RW, host); /* Which host it is connected from (ip address) */
142 uint8 ACC (RW, state); /* Input state of the player (name, password, etc */ 156 uint8 ACC (RW, state); /* Input state of the player (name, password, etc */
143 157
144 sint8 ACC (RW, last_level); /* Last level we sent to client */ 158 sint8 ACC (RW, last_level); /* Last level we sent to client */
… …
150 uint32 ACC (RW, last_path_repelled); /* Last spell repelled sent to client */ 164 uint32 ACC (RW, last_path_repelled); /* Last spell repelled sent to client */
151 uint32 ACC (RW, last_path_denied); /* Last spell denied sent to client */ 165 uint32 ACC (RW, last_path_denied); /* Last spell denied sent to client */
152 living ACC (RO, last_stats); /* Last stats as sent to client */ 166 living ACC (RO, last_stats); /* Last stats as sent to client */
153 float ACC (RW, last_speed); /* Last speed as sent to client */ 167 float ACC (RW, last_speed); /* Last speed as sent to client */
154 sint16 ACC (RW, last_resist[NROFATTACKS]);/* last resist values sent to client */ 168 sint16 ACC (RW, last_resist[NROFATTACKS]);/* last resist values sent to client */
155 sint64 ACC (RW, last_skill_exp[NUM_SKILLS]);/* shadow register. if != exp. obj update client */ 169 sint64 ACC (RW, last_skill_exp[CS_NUM_SKILLS]);/* shadow register. if != exp. obj update client */
156
157 bool ACC (RW, force_face0); // client workaround for buggy checksum calculation in gcfclient
158 bool ACC (RW, force_bad_checksum); // client workaround for buggy checksum calculation in gcfclient
159 bool ACC (RW, force_image_newmap); // client workaround for client not redrawing map on image upload
160 bool ACC (RW, enable_bg_scrub); // client workaround, gcfclient becomes unusable if you send it images
161 170
162 bool ACC (RW, afk); /* player is afk */ 171 bool ACC (RW, afk); /* player is afk */
163 bool ACC (RW, facecache); /* If true, client is caching images */
164 bool ACC (RW, sent_scroll); 172 bool ACC (RW, sent_scroll);
165 bool ACC (RW, sound); /* does the client want sound */ 173 bool ACC (RW, sound); /* does the client want sound */
166 bool ACC (RW, newmapcmd); /* Send newmap command when entering new map SMACFIGGEN */ 174 bool ACC (RW, bumpmsg); /* give message when bumping into walls */
175
167 bool ACC (RW, plugincmd); // extend the protocol through a plug-in */ 176 bool ACC (RW, plugincmd); // extend the protocol through a plug-in */
168 bool ACC (RW, mapinfocmd); // return map info and send map change info 177 bool ACC (RW, mapinfocmd); // return map info and send map change info
169 uint8_t ACC (RW, extcmd); // call into extensions/plugins 178 uint8 ACC (RW, extcmd); // call into extensions/plugins
170 bool ACC (RW, extmap); // extend map comamnd with extra data 179 bool ACC (RW, need_delinv0); /* If true, we need to delinv 0 before sending new floorbox */
171 bool ACC (RW, buggy_mapscroll); // client crashes on large mapscrolls 180
172 bool ACC (RW, darkness); /* True if client wants darkness information */
173 bool ACC (RW, image2); /* Client wants image2/face2 commands */
174 uint8_t ACC (RW, fxix); // client implements fx and ix (face|image extended) commands
175 bool ACC (RW, update_look); /* If true, we need to send the look window */ 181 bool ACC (RW, update_look); /* If true, we need to send the look window */
182 bool ACC (RW, update_spells); // If true, we need to esrv_update_spells
176 bool ACC (RW, has_readable_type); /* If true client accept additional text information */ 183 bool ACC (RW, has_readable_type); /* If true client accept additional text information */
177 /* used to arrange text in books, scrolls, or scripted dialogs */
178 bool ACC (RW, monitor_spells); /* Client wishes to be informed when their spell list changes */ 184 bool ACC (RW, monitor_spells); /* Client wishes to be informed when their spell list changes */
179 bool ACC (RW, ext_mapinfos); /* If true client accepts additional info on maps */ 185
180 /* Below are flags for extedend infos to pass to client
181 * with S->C mapextended command */
182 bool ACC (RW, EMI_smooth); /* Send smooth in extendmapinfos */
183 bool ACC (RW, smoothing); // trt-style smoothing 186 bool ACC (RW, smoothing); // deliantra-style smoothing
184 bool ACC (RW, can_msg); // trt-style text messages
185
186 bool ACC (RW, force_newmap); // force a newmap before next map update 187 bool ACC (RW, force_newmap); // force a newmap before next map update
187 uint32 ACC (RW, supported_readables); /* each bit is a readable supported by client */
188 uint32 ACC (RW, cs_version), ACC (RW, sc_version); /* versions of the client */
189 uint16 ACC (RW, look_position); /* start of drawing of look window */ 188 uint16 ACC (RW, look_position); /* start of drawing of look window */
190 uint16 ACC (RW, mss); // likely tcp maximum segment size 189 uint16 ACC (RW, mss); // likely tcp maximum segment size
191 uint8 ACC (RW, mapmode); /* Type of map commands the client wants. */
192 uint8 ACC (RW, mapx), ACC (RW, mapy); /* How large a map the client wants */ 190 uint8 ACC (RW, mapx), ACC (RW, mapy); /* How large a map the client wants */
193 uint8 ACC (RW, itemcmd); /* What version of the 'item' protocol command to use */ 191 uint8 ACC (RW, itemcmd); /* What version of the 'item' protocol command to use */
192 uint8 ACC (RW, faceset); // CF+ selected faceset
193 uint8 ACC (RW, ws_version); // websocket protocol versio for framing
194 194
195 maptile *ACC (RW, current_map); // CF+ last/current player map 195 maptile_ptr ACC (RW, current_map); // CF+ last/current player map
196 region *ACC (RW, current_region); // CF+ last/current player region 196 region_ptr ACC (RW, current_region); // CF+ last/current player region
197 int ACC (RW, current_x), ACC (RW, current_y); // CF+ last/current map position 197 int ACC (RW, current_x), ACC (RW, current_y); // CF+ last/current map position
198 shstr ACC (RW, version); // CF+ client name/version
199 uint8 ACC (RW, faceset); // CF+ selected faceset
200 198
201 tstamp ACC (RW, last_send); // last data send on socket. 199 tstamp ACC (RW, last_send); // last data send on socket.
202 200
203 int ACC (RW, rtt), ACC (RW, rttvar); /* round-trip time and -variance, if known */ 201 float ACC (RW, socket_timeout); /* after how many seconds of no ack do we declare dead */
204 int ACC (RW, outq); // current socket outq length, or 0 if indeterminable
205
206 int ACC (RW, rate_avail); // current rate balance 202 int ACC (RW, rate_avail); // current rate balance
207 int ACC (RW, max_rate); // max. # of bytes to send per tick 203 int ACC (RW, max_rate); // max. # of bytes to send per tick
208 faceidx ACC (RW, scrub_idx); // which face to send next 204 faceidx ACC (RW, scrub_idx); // which face to send next
209 int ACC (RW, bg_scrub); // how many ticks till the next background face send 205 int ACC (RW, bg_scrub); // how many ticks till the next background face send
210 206
207 struct tcp_info tcpi;
208 tstamp next_rate_adjust;
209
210 // websocket frame buffer
211 uint8 ws_inbuf_type; // current frame type
212 uint8 *ws_inbuf;
213 uint32 ws_inbuf_len;
214 uint32 ws_inbuf_alloc;
215
216 unordered_vector<char *> mapinfo_queue;
217 void mapinfo_queue_clear ();
218 void mapinfo_queue_run ();
219 bool mapinfo_try (char *buf);
220
211 struct ixsend { 221 struct ixsend {
212 int16_t pri; // unused 222 sint16 pri; // higher means faces are sent earlier, default 0
213 faceidx idx; 223 faceidx idx;
214 uint32_t ofs; // if != 0, need to send remaining bytes of partial_face 224 uint32 ofs; // if != 0, need to send remaining bytes of partial_face
225 uint8 *data;
226 SV *data_sv;
215 }; 227 };
216 std::vector<ixsend, slice_allocator<ixsend> > ixface; // which faces to send to the client using ix 228 std::vector<ixsend, slice_allocator<ixsend> > ixface; // which faces to send to the client using ix
229 MTH void ix_send (faceidx idx, sint16 pri, SV *data_sv); // keeps a copy of data_sv
230 void ix_pop (); // pops topmost ixsend
217 231
218 std::vector<faceidx, slice_allocator<faceidx> > fxface; // which faces to send using fx 232 std::vector<faceidx, slice_allocator<faceidx> > fxface; // which faces to send using fx
219 MTH void flush_fx (); // send fx if required 233 MTH void flush_fx (); // send fx if required
220 234
235 MTH void invalidate_face (faceidx idx);
236 MTH void invalidate_all_faces ();
237
221 void do_destroy (); 238 void do_destroy ();
222 void gather_callbacks (AV *&callbacks, event_type event) const; 239 void gather_callbacks (AV *&callbacks, event_type event) const;
223 240
224 iow socket_ev; void socket_cb (iow &w, int got); 241 iow socket_ev; void socket_cb (iow &w, int revents);
225 iw cmd_ev; void cmd_cb (iw &w);
226 242
227 std::deque< command, slice_allocator<command> > cmd_queue; 243 std::deque< command, slice_allocator<command> > cmd_queue;
228 244
229 // large structures at the end please 245 // large structures at the end please
230 struct Map lastmap; 246 struct Map lastmap;
… …
233 std::bitset<FT_NUM> fx_want; 249 std::bitset<FT_NUM> fx_want;
234 250
235 // if we get an incomplete packet, this is used to hold the data. 251 // if we get an incomplete packet, this is used to hold the data.
236 // we add 2 byte for the header, one for the trailing 0 byte 252 // we add 2 byte for the header, one for the trailing 0 byte
237 uint8 inbuf[MAXSOCKBUF + 2 + 1]; 253 uint8 inbuf[MAXSOCKBUF + 2 + 1];
254 void inbuf_handle ();
238 255
239 enum { MSG_BUF_SIZE = 80, MSG_BUF_COUNT = 10 }; 256 enum { MSG_BUF_SIZE = 80, MSG_BUF_COUNT = 10 };
240 struct msg_buf 257 struct msg_buf
241 { 258 {
242 tick_t expire; 259 tick_t expire;
243 int len; 260 int len;
244 int count; 261 int count;
245 char msg[MSG_BUF_SIZE]; 262 char msg[MSG_BUF_SIZE];
246 } msgbuf[MSG_BUF_COUNT]; 263 } msgbuf[MSG_BUF_COUNT];
247 264
248 MTH bool msg_suppressed (const char *msg); 265 MTH bool msg_suppressed (const_utf8_string msg);
266
267 /* The following is the setup for a ring buffer for storing output
268 * data that the OS can't handle right away.
269 * TODO: this member is enourmously large - optimise?
270 */
271 struct
272 {
273 char data[SOCKETBUFSIZE];
274 int start;
275 int len;
276 } outputbuffer;
249 277
250 bool may_execute (const packet_type *pkt) const; 278 bool may_execute (const packet_type *pkt) const;
251 void execute (const packet_type *pkt, char *data, int datalen); 279 void execute (const packet_type *pkt, char *data, int datalen);
252 280
253 void queue_command (packet_type *handler, char *data, int datalen); 281 void queue_command (packet_type *handler, char *data, int datalen);
… …
262 void skip_packet (int len); // we have processed the packet, skip it 290 void skip_packet (int len); // we have processed the packet, skip it
263 291
264 MTH void flush (); 292 MTH void flush ();
265 MTH void write_outputbuffer (); 293 MTH void write_outputbuffer ();
266 MTH int outputbuffer_len () const { return outputbuffer.len; } 294 MTH int outputbuffer_len () const { return outputbuffer.len; }
295 void send_raw (void *buf_, int len);
296
267 void send (void *buf_, int len); 297 void send (void *buf_, int len);
268
269 void send_packet (const char *buf); 298 void send_packet (const_octet_string buf);
270 void send_packet (const char *buf, int len); 299 void send_packet (const_octet_string buf, int len);
271 void send_packet_printf (const char *format, ...); 300 void send_packet_printf (const_utf8_string format, ...) attribute ((format (printf, 2, 3)));
272 void send_packet (packet &sl); 301 void send_packet (packet &sl);
273 302
274 void send_drawinfo (const char *msg, int flags = NDI_BLACK); 303 void send_drawinfo (const_utf8_string msg, int flags = NDI_BLACK);
275 304
276 MTH void send_face (faceidx facenum, int pri = 0); 305 MTH void send_face (faceidx facenum, int pri = 0);
277 MTH void send_image (faceidx facenum);
278 MTH void send_faces (object *ob); 306 MTH void send_faces (object *ob);
279 MTH void send_animation (short anim_num); 307 MTH void send_animation (short anim_num);
280 void send_msg (int color, const char *type, const char *msg); 308 void send_msg (int color, const_utf8_string type, const_utf8_string msg);
281 309
310 MTH void play_sound (faceidx sound, int dx = 0, int dy = 0);
282 // called when something under the player changes 311 // called when something under the player changes
283 MTH void floorbox_update () { update_look = 1; } 312 MTH void floorbox_update () { update_look = 1; }
284 // called when the player has been moved 313 // called when the player has been moved
285 MTH void floorbox_reset () { look_position = 0; floorbox_update (); } 314 MTH void floorbox_reset () { look_position = 0; floorbox_update (); }
286 315
287 MTH void tick (); // called every server tick to do housekeeping etc. 316 MTH void tick (); // called every server tick to do housekeeping etc.
288 317
289 MTH static client *create (int fd, const char *peername); 318 MTH static client *create (int fd, const char *peername);
319 MTH static void clock ();
320 MTH static void flush_sockets ();
321
322 MTH void run (); // start handshake after init
290 323
291protected: 324protected:
292 client (int fd, const char *from_ip); 325 client (int fd, const char *from_ip);
293 ~client (); 326 ~client ();
294}; 327};
295 328
296#define CLIENT_SUPPORT_READABLES(__sockPtr,__type)\ 329#if FOR_PERL
297 ( ((__type)>0) &&\ 330 ACC (RW, tcpi.tcpi_state);
298 ((__sockPtr)->has_readable_type) && \ 331 ACC (RW, tcpi.tcpi_ca_state);
299 ((__sockPtr)->supported_readables & (1<<(__type))) ) 332 ACC (RW, tcpi.tcpi_retransmits);
300 333 ACC (RW, tcpi.tcpi_probes);
301/* Constants in the form EMI_ is for extended map infos. 334 ACC (RW, tcpi.tcpi_backoff);
302 * Even if the client select the additionnal infos it wants 335 ACC (RW, tcpi.tcpi_options);
303 * on the map, there may exist cases where this whole info 336 ACC (RO, tcpi.tcpi_snd_wscale);
304 * is not given in one buch but in separate bunches. This 337 ACC (RO, tcpi.tcpi_rcv_wscale);
305 * is done performance reasons (imagine some info related to 338 ACC (RW, tcpi.tcpi_rto);
306 * a visible object and another info related to a 4 square 339 ACC (RW, tcpi.tcpi_ato);
307 * width and height area). At the begin of an extended info packet 340 ACC (RW, tcpi.tcpi_snd_mss);
308 * is a bit field. A bit is activated for each extended info 341 ACC (RW, tcpi.tcpi_rcv_mss);
309 * present in the data 342 ACC (RW, tcpi.tcpi_unacked);
310 */ 343 ACC (RW, tcpi.tcpi_sacked);
311 344 ACC (RW, tcpi.tcpi_lost);
312/* Meanings: 345 ACC (RW, tcpi.tcpi_retrans);
313 * EMI_NOREDRAW Take extended infos into account but don't redraw, 346 ACC (RW, tcpi.tcpi_fackets);
314 * some additionnal datas will follow in a new packet 347 ACC (RW, tcpi.tcpi_last_data_sent);
315 * EMI_SMOOTH Datas about smoothing 348 ACC (RW, tcpi.tcpi_last_ack_sent);
316 */ 349 ACC (RW, tcpi.tcpi_last_data_recv);
317#define EMI_NOREDRAW 0x01 350 ACC (RW, tcpi.tcpi_last_ack_recv);
318#define EMI_SMOOTH 0x02 351 ACC (RW, tcpi.tcpi_pmtu);
319 352 ACC (RW, tcpi.tcpi_rcv_ssthresh);
320/* this last one says the bitfield continue un next byte 353 ACC (RW, tcpi.tcpi_rtt);
321 * There may be several on contiguous bytes. So there is 7 354 ACC (RW, tcpi.tcpi_rttvar);
322 * actual bits used per byte, and the number of bytes 355 ACC (RW, tcpi.tcpi_snd_ssthresh);
323 * is not fixed in protocol 356 ACC (RW, tcpi.tcpi_snd_cwnd);
324 */ 357 ACC (RW, tcpi.tcpi_advmss);
325#define EMI_HASMOREBITS 0x80 358 ACC (RW, tcpi.tcpi_reordering);
326 359#endif
327#define FACE_TYPES 1
328#define PNG_FACE_INDEX 0
329
330#define VERSION_CS 1023 /* version >= 1023 understand setup cmd */
331#define VERSION_SC 1026
332//#define VERSION_SC 1027 // requestinfo image_info and image_sums, makes extending faces on the fly impossible
333#define VERSION_INFO "Crossfire TRT Server"
334 360
335typedef object_vector<client, &client::active> sockvec; 361typedef object_vector<client, &client::active> sockvec;
336 362
337extern sockvec clients; 363extern sockvec clients;
338 364
339#define for_all_clients(var) \ 365#define for_all_clients(var) \
340 for (int _i = 0; _i < clients.size (); ++_i) \ 366 for (int _i = 0; _i < clients.size (); ++_i) \
341 statementvar (client *, var, clients [_i]) 367 statementvar (client *, var, clients [_i])
342 368
369// returns true when the message needs special (read: perl) treatment
370static inline bool
371msg_is_special (const_any_string msg, bool nl_special = true)
372{
373 return msg [strcspn (msg, nl_special ? "<&\n" : "<&")];
374}
375
343#endif 376#endif
344 377

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